diff options
| -rw-r--r-- | drivers/tty/mxser.c | 10 |
1 files changed, 1 insertions, 9 deletions
diff --git a/drivers/tty/mxser.c b/drivers/tty/mxser.c index 38e12ff17529..ebe657426636 100644 --- a/drivers/tty/mxser.c +++ b/drivers/tty/mxser.c @@ -51,7 +51,6 @@ #define MOXA 0x400 #define MOXA_GETDATACOUNT (MOXA + 23) -#define MOXA_CHKPORTENABLE (MOXA + 60) #define MOXA_HighSpeedOn (MOXA + 61) #define MOXA_GETMSTATUS (MOXA + 65) #define MOXA_SET_OP_MODE (MOXA + 66) @@ -1430,18 +1429,11 @@ static int mxser_ioctl_special(unsigned int cmd, void __user *argp) struct mxser_port *ip; struct tty_port *port; struct tty_struct *tty; - int result, status; + int status; unsigned int i, j; int ret = 0; switch (cmd) { - case MOXA_CHKPORTENABLE: - result = 0; - for (i = 0; i < MXSER_BOARDS; i++) - for (j = 0; j < MXSER_PORTS_PER_BOARD; j++) - if (mxser_boards[i].ports[j].ioaddr) - result |= (1 << i); - return put_user(result, (unsigned long __user *)argp); case MOXA_GETDATACOUNT: /* The receive side is locked by port->slock but it isn't clear that an exact snapshot is worth copying here */ |